CN208952265U - A kind of double plate heat recovery fresh air units of family formula air-source - Google Patents
A kind of double plate heat recovery fresh air units of family formula air-source Download PDFInfo
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- CN208952265U CN208952265U CN201821708601.8U CN201821708601U CN208952265U CN 208952265 U CN208952265 U CN 208952265U CN 201821708601 U CN201821708601 U CN 201821708601U CN 208952265 U CN208952265 U CN 208952265U
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Abstract
The utility model relates to a kind of double plate heat recovery fresh air units of family formula air-source, including Dehumidifying element and heat recovery units, Dehumidifying element is equipped with indoor unit and outdoor unit, indoor unit includes first shell, the roof of first shell is equipped with the first air port and the second air port, evaporator is equipped in first shell, outdoor unit includes second shell, compressor is equipped in second shell, air-cooled condenser and expansion device, compressor, air-cooled condenser, expansion device and evaporator form heat pump system, heat recovery units include third shell, the bottom wall of third shell is equipped with third air port and the 4th air port, the roof of third shell is equipped with return air inlet, air outlet, fresh wind port and exhaust outlet, the first plate heat exchanger and the second plate heat exchanger are equipped in third shell, first plate heat exchanger and the second plate heat exchanger are obliquely installed.It has the advantages that structure is simple, dismounts convenience, reliable performance, obvious energy conservation and effectively increases the whole Energy Efficiency Ratio of unit by the recycling in different phase to air return energy.
Description
Technical field
The utility model relates to a kind of air-conditioning equipments, and in particular to a kind of split type air-source heat recovery fresh air unit.
Background technique
With the development of economy and society, requirement of the people to living environment is higher and higher, has thus pushed building energy conservation
With the fast development of air-conditioning equipment, there are a plurality of types of Fresh air handling units.Traditional Fresh air handling units mainly use heat pump mode,
Summer, refrigeration working medium on the one hand at condenser discharge heat, and by water cooling or it is air-cooled heat dissipation is gone out, another aspect
Heat is absorbed at evaporator, reduces new air temperature to realize refrigerated dehumidification purpose, and by being arranged on rear side of evaporator
Reheater reheats fresh air, to prevent the too low influence indoor air quality of new air temperature.Winter then passes through four-way reversing valve
The flow direction of conversion refrigeration working medium makes heat exchanging process and summer on the contrary, to realize heating purpose.Traditional Fresh air handling units are in reality
Following problems are primarily present in the application of border: air return energy not being efficiently used, causes units consumption higher, whole efficiency
It is relatively low；It has a single function, environmental suitability is poor, affects the utilization rate of unit.To solve the problems, such as that traditional Fresh air handling units exist,
Those skilled in the art have developed the integral type Fresh air handling units with heat recovery function, special such as Publication No. CN106839354A
Benefit application, which discloses, recycles recuperation of heat Fresh air handling units in one kind, by be arranged in the unit two plate heat exchangers side by side come
Carry out the recycling of return air heat.Though this integral type Fresh air handling units can realize certain heat recovery function, its structure compared with
For complexity, volume is larger, increases unit manufacturing process difficulty；Especially it is larger by space to be limited design difficulty for its air duct, past
It is larger and affect the harmony of fresh air and return air, heat recovery efficiency toward windage there are the steering of more wide-angle, is resulted in
It is unsatisfactory with energy-saving effect.Meanwhile its transport of this integral type Fresh air handling units and dismounting difficulty are also larger, are unfavorable for later period inspection
It repairs and safeguards.
Utility model content
The purpose of the utility model is to provide a kind of double plate heat recovery fresh air units of family formula air-source, with structure letter
It the advantages of list, dismounting convenience, reliable performance, obvious energy conservation, by the recycling in different phase to air return energy, effectively mentions
The high whole Energy Efficiency Ratio of unit.
To solve the above-mentioned problems in the prior art, the utility model provides a kind of double plate heat time of family formula air-source
Fresh air handling units, including Dehumidifying element and heat recovery units are received, the Dehumidifying element is equipped with indoor unit and outdoor unit, and indoor unit includes
The roof of first shell, first shell is correspondingly provided with the first air port and the second air port, first shell in its left side and right side
In be equipped with evaporator, the two-port of evaporator is corresponding with the first shut-off valve and the second shut-off valve that are arranged on first shell side wall
Connection；Outdoor unit includes second shell, and the side wall of second shell is equipped with correspondence and connect with the first shut-off valve and the second shut-off valve
Third shut-off valve and the 4th shut-off valve, compressor, air-cooled condenser and expansion device are equipped in second shell, and make to compress
Machine, air-cooled condenser, expansion device and evaporator form heat pump system；The heat recovery units include fixing on the first shell
The bottom wall of the third shell of side, third shell is equipped with third air port corresponding with the first air port and the second air port and the 4th air port,
The roof of third shell is successively arranged return air inlet, air outlet, fresh wind port and exhaust outlet from left to right, is equipped with left and right in third shell
The first plate heat exchanger and the second plate heat exchanger of distribution, and tilt the first plate heat exchanger and the second plate heat exchanger and set
It sets；It is connected to fresh wind port, the primary side of the second plate heat exchanger, the 4th air port, the second air port, the inner cavity of first shell, the first wind
Mouth, third air port, the primary side of the first plate heat exchanger and air outlet access be equipped with fresh air duct, be connected to return air inlet, first
The access of the secondary side of plate heat exchanger, the secondary side of the second plate heat exchanger and exhaust outlet is equipped with wind output channel.
Further, the double plate heat recovery fresh air units of a kind of family formula air-source of the utility model, wherein described first is board-like
The tilt angle of heat exchanger and the second plate heat exchanger is 30~60 degree and makes the symmetrical distribution of the two.
Further, the double plate heat recovery fresh air units of a kind of family formula air-source of the utility model, wherein described first is board-like
The tilt angle of heat exchanger and the second plate heat exchanger is 45 degree.
Further, a kind of double plate heat recovery fresh air units of family formula air-source of the utility model, wherein first air port
Up big and down small step pore structure is all made of with the second air port, and the bottom wall of the third shell is in third air port and the 4th air port
Periphery is respectively equipped with the corresponding land cooperated with the first air port and the second air port, is arranged with sealing shroud, the bottom of sealing shroud in land
Portion is between land and the roof of first shell, and the upper end of sealing shroud is in the ring that third shell bottom wall is arranged in land periphery
In slot.
Further, the double plate heat recovery fresh air units of a kind of family formula air-source of the utility model, wherein described first is board-like
The downside of heat exchanger and the second plate heat exchanger is tightly connected with the bottom wall of third shell respectively, the first plate heat exchanger and third
Between the left side wall of shell be equipped with first partition, between the second plate heat exchanger and the right side wall of third shell be equipped with second every
Plate, be correspondingly provided between the first plate heat exchanger, the second plate heat exchanger and the roof of third shell third partition and the 4th every
Plate, is equipped with the 5th partition between the first plate heat exchanger and the second plate heat exchanger, the roof of the 5th partition and third shell it
Between be equipped with the 6th partition.
Further, the double plate heat recovery fresh air units of a kind of family formula air-source of the utility model, wherein the outdoor unit
Four-way reversing valve is equipped in second shell, the four-way reversing valve is used to convert the working medium flow direction of heat pump system.
Further, the double plate heat recovery fresh air units of a kind of family formula air-source of the utility model, wherein the fresh wind port is set
There is the first Electric air valve, the exhaust outlet is equipped with the second Electric air valve, and the second partition is equipped with third Electric air valve.
Further, a kind of double plate heat recovery fresh air units of family formula air-source of the utility model, wherein the 4th partition
And the 6th be from top to bottom equipped with new wind filter and fresh air air-introduced machine between partition；The left side of the third partition and third shell
Return air filter and return air air-introduced machine are from top to bottom equipped between wall；The fresh air air-introduced machine and return air air-introduced machine are all made of EC wind
Machine.
Further, a kind of double plate heat recovery fresh air units of family formula air-source of the utility model, wherein the first shell
In and the leftward position in evaporator be equipped with pressure fan and demister, pressure fan be in the first air port downside, and demister is in
Between evaporator and pressure fan.
Further, a kind of double plate heat recovery fresh air units of family formula air-source of the utility model, wherein the second shell
In be additionally provided with electric cabinet, the electric cabinet respectively with compressor, fresh air air-introduced machine, return air air-introduced machine, pressure fan, the first electronic wind
Valve, the second Electric air valve are connected with third Electric air valve.
A kind of double plate heat recovery fresh air units of family formula air-source of the utility model compared with prior art, have following excellent
Point: the utility model allows Dehumidifying element that indoor unit and outdoor unit, indoor unit is arranged by setting Dehumidifying element and heat recovery units
Equipped with first shell, it is correspondingly arranged the first air port and the second air port in the left side of first shell roof and right side, first
Evaporator is set in shell, and keeps the two-port of evaporator corresponding and the first shut-off valve being arranged on first shell side wall and the
The connection of two shut-off valves；Outdoor unit is equipped with second shell, and corresponding and the first shut-off valve and second are arranged on the side wall of second shell
Compressor, air-cooled condenser and expansion dress is arranged in the third shut-off valve and the 4th shut-off valve of shut-off valve connection in second shell
It sets, and makes compressor, air-cooled condenser, expansion device and evaporator composition heat pump system；Heat recovery units setting is allowed to be fixed on
Third wind corresponding with the first air port and the second air port is arranged in third shell on the upside of first shell on the bottom wall of third shell
Mouth and the 4th air port, set gradually return air inlet, air outlet, fresh wind port and exhaust outlet from left to right on the roof of third shell,
And setting left and right is distributed in third shell the first plate heat exchanger and the second plate heat exchanger, and make the first plate heat exchanger
It is obliquely installed with the second plate heat exchanger；Meanwhile in connection fresh wind port, the primary side of the second plate heat exchanger, the 4th air port, the
Two air ports, the inner cavity of first shell, the first air port, third air port, the primary side of the first plate heat exchanger and air outlet access
Upper setting fresh air duct, in connection return air inlet, the secondary side of the first plate heat exchanger, the secondary side of the second plate heat exchanger and row
The access in air port is equipped with wind output channel.Thus a kind of simple structure, dismounting convenience, reliable performance, obvious energy conservation are just constituted
The double plate heat recovery fresh air units of family formula air-source.The utility model is set by allowing Dehumidifying element and heat recovery units using fission
The structure type count, being applied in combination, and make Dehumidifying element setting indoor unit and outdoor unit, on the one hand simplify structure and manufacture work
Skill reduces the assembling of each section and the installation difficulty of entirety, is conducive to later maintenance, on the other hand by allowing first shell
Component part of the inner cavity as fresh air duct can reduce windage because it is with preferable planarization, reduce energy consumption.Meanwhile this
The first plate heat exchanger and the second plate heat exchanger that utility model is distributed by the way that left and right is arranged in third shell, are removed in refrigeration
, it can be achieved that recycling of the different phase to air return energy under wet cooling condition.Detailed process is as follows: fresh air enters machine from fresh wind port
Group, and followed by the primary side of the second plate heat exchanger, the 4th air port, the second air port, the inner cavity of first shell, the first wind
Mouth, third air port, the first plate heat exchanger primary side and air outlet after be sent into it is indoor；Return air enters unit from return air inlet, and
It is outdoor followed by being discharged after the secondary side of the first plate heat exchanger, the secondary side and exhaust outlet of the second plate heat exchanger.Herein
In the process, fresh air and return air have carried out heat exchange in the first plate heat exchanger and the second plate heat exchanger respectively.In the second plate
In formula heat exchanger, outdoor is discharged through exhaust outlet after the heat in return air absorption fresh air, realizes the precooling treatment to fresh air, can drop
The power consumption of low Dehumidifying element.Fresh air after pre-cooling enters first shell and becomes the cold of low temperature drying after the dehumidifying of evaporator depth
Air subsequently enters the first plate heat exchanger.In the first plate heat exchanger, fresh air and return air carry out Exchange of apparent heat, and fresh air is inhaled
The heat for withdrawing wind becomes being sent into through air outlet after the dry air of proper temperature indoor；Return air release its temperature of heat is dropped
It is low, enhance the precooling treatment effect in the second plate heat exchanger to fresh air.The utility model is by allowing the first plate-type heat-exchange
Device and the second plate heat exchanger are obliquely installed, and be correspondingly arranged on the roof of third shell return air inlet, air outlet, fresh wind port and
Exhaust outlet can avoid fresh air duct in the case where volume is relatively small and wide-angle steering occurs in return airway, can effectively subtract
Small windage simultaneously makes fresh air and return air keep relative equilibrium, enhances the heat exchange efficiency of fresh air and return air, reduces control difficulty, make
The fresh air entered the room, which does not need any additional heating device, can meet temperature requirement, and energy-saving effect is significant, improves machine
The whole Energy Efficiency Ratio of group.
Shown specific embodiment is to a kind of double plate heat recovery fresh airs of family formula air-source of the utility model with reference to the accompanying drawing
Unit is described in further detail:
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the double plate heat recovery fresh air units of family formula air-source of the utility model.
Specific embodiment
Firstly the need of explanation, the nouns of locality such as upper and lower, front, rear, left and right described in the utility model are only according to attached
Scheme carry out description, in order to understand, not to the technical solution of the utility model and be claimed range progress limitation.
A kind of specific embodiment of the double plate heat recovery fresh air units of family formula air-source of the utility model as shown in Figure 1, packet
Include Dehumidifying element and heat recovery units.Dehumidifying element includes indoor unit and outdoor unit.Allow indoor unit that first shell 1 is set, the
The left side of one shell, 1 roof and right side are correspondingly arranged the first air port 11 and the second air port 12, are arranged in first shell 1 and steam
Device 13 is sent out, and keeps the two-port of evaporator 13 corresponding and the first shut-off valve 14 being arranged on 1 side wall of first shell and second section
Only valve 15 connects.Allow outdoor unit that second shell 2 is set, be arranged on the side wall of second shell 2 it is corresponding with the first shut-off valve 14 and
The third shut-off valve 21 and the 4th shut-off valve 22 of second shut-off valve 15 connection, are arranged compressor 23, air-cooled cold in second shell 2
Condenser 24 and expansion device, and compressor 23, air-cooled condenser 24, expansion device and evaporator 13 is made to form heat pump system.It allows
Heat recovery units setting is fixed on the third shell 3 of 1 upside of first shell, setting and the first wind on the bottom wall of third shell 3
Mouth 11 and the corresponding third air port 31 in the second air port 12 and the 4th air port 32, on the roof of third shell 3 from left to right successively
Return air inlet 33, air outlet 34, fresh wind port 35 and exhaust outlet 36 are set, and the first plate that setting left and right is distributed in third shell 3
Formula heat exchanger 37 and the second plate heat exchanger 38, and it is obliquely installed the first plate heat exchanger 37 and the second plate heat exchanger 38.
Meanwhile in connection fresh wind port 35, the primary side of the second plate heat exchanger 38, the 4th air port 32, the second air port 12, first shell 1
Inner cavity, the first air port 11, third air port 31, the primary side of the first plate heat exchanger 37 and air outlet 34 access on setting it is new
Wind air duct, in connection return air inlet 33, the secondary side of the first plate heat exchanger 37, the secondary side of the second plate heat exchanger 38 and air draft
Wind output channel is set on the access of mouth 36.
It is arranged through the above structure and just constitutes that a kind of structure is simple, dismounting convenience, reliable performance, the family formula of obvious energy conservation
The double plate heat recovery fresh air units of air-source.The utility model is by allowing Dehumidifying element and heat recovery units using seperated design, group
The structure type used is closed, and makes Dehumidifying element setting indoor unit and outdoor unit, structure and preparation process is on the one hand simplified, drops
The assembling of low each section and the installation difficulty of entirety, are conducive to later maintenance, on the other hand by allowing in first shell 1
Component part of the chamber as fresh air duct can reduce windage, reduce energy consumption because it is with preferable planarization.Meanwhile this is practical
Novel the first plate heat exchanger 37 and the second plate heat exchanger 38 by the way that left and right distribution is arranged in third shell 3, is freezing
Except under wet cooling condition, it can be achieved that recycling of the different phase to air return energy.Detailed process is as follows: fresh air enters machine from fresh wind port
Group, and the primary side followed by the second plate heat exchanger 38, the 4th air port 32, the second air port 12, first shell 1 inner cavity,
First air port 11, third air port 31, the first plate heat exchanger 37 primary side and air outlet 34 after be sent into it is indoor；Return air is from return air
Mouth 33 enters unit, and followed by the secondary side of the first plate heat exchanger 37, the secondary side of the second plate heat exchanger 38 and row
It is discharged behind air port 36 outdoor.In the process, fresh air and return air are respectively in the first plate heat exchanger 37 and the second plate heat exchanger
Heat exchange has been carried out in 38.In the second plate heat exchanger 38, room is discharged through exhaust outlet 36 after the heat in return air absorption fresh air
Outside, the precooling treatment to fresh air is realized, the power consumption of Dehumidifying element can be reduced.Fresh air after pre-cooling enters first shell 1 and passes through
The cold air for becoming low temperature drying after the dehumidifying of 13 depth of evaporator, subsequently enters the first plate heat exchanger 37.It board-like is changed first
In hot device 37, fresh air and return air carry out Exchange of apparent heat, and the heat that fresh air absorbs return air passes through after becoming the dry air of proper temperature
Air outlet 34 is sent into interior；Return air release its temperature of heat is minimized, and is enhanced in the second plate heat exchanger 38 to fresh air
Precooling treatment effect.The utility model by allowing the first plate heat exchanger 37 and the second plate heat exchanger 38 to be obliquely installed, and
Return air inlet 33, air outlet 34, fresh wind port 35 and exhaust outlet 36 are correspondingly arranged on the roof of third shell 3, volume relatively
It can avoid fresh air duct in the case where small and wide-angle steering occur in return airway, windage can be effectively reduced and make fresh air and return air
Relative equilibrium is kept, the heat exchange efficiency of fresh air and return air is enhanced, reduces control difficulty, do not need the fresh air entered the room
Any additional heating device can meet temperature requirement, and energy-saving effect is significant, improve the whole Energy Efficiency Ratio of unit.It needs
Bright, the various ways such as hinge, bolt can be used in third shell 3 and being connected and fixed for first shell 1, and the two can produce
Workshop pre-assembly is fixed together, and can also carry out on-site assembly in fabricating yard and fix, should be according to use occasion and installation
Space size flexible choice.
As prioritization scheme, present embodiment is usually by the first plate heat exchanger 37 and the second plate heat exchanger 38
Tilt angle is designed as 30~60 degree, and makes the symmetrical distribution of the two, can reduce windage and fresh air and return air is made to keep phase
To balance, and control difficulty can be reduced.Preferably, by the tilt angle of the first plate heat exchanger 37 and the second plate heat exchanger 38
45 degree are designed as, the Qu Peidu of windage and fresh air and return air can be made to reach optimization.Meanwhile present embodiment allows first
Air port 11 and the second air port 12 are all made of up big and down small step pore structure, and allow the bottom wall of third shell 3 in third air port 31
The corresponding land cooperated with the first air port 11 and the second air port 12 is respectively set with the periphery in the 4th air port 32, and is covered in land
If sealing shroud 4, the bottom of sealing shroud 4 is allowed to be between land and the roof of first shell 1, the upper end of sealing shroud 4 is allowed to be in the
Three shells, 3 bottom wall is in the annular groove that land periphery is arranged.A group convenience for machine dismounting can be improved in this structure setting, and passes through ring
Platform can be achieved to be accurately positioned, and reduce assembly manipulation difficulty, and by sealing shroud 4 can guarantee third shell 3 and first shell 1 it
Between the reliability that connects of air duct, and have the advantages that stable structure, good airproof performance.
As specific embodiment, the utility model allows the downside of the first plate heat exchanger 37 and the second plate heat exchanger 38
It is tightly connected with the bottom wall of third shell 3, and is arranged between the first plate heat exchanger 37 and the left side wall of third shell 3 respectively
First partition is provided with second partition between the second plate heat exchanger 38 and the right side wall of third shell 3, board-like first
It has been correspondingly arranged third partition and the 4th partition between heat exchanger 37, the second plate heat exchanger 38 and the roof of third shell 3,
The 5th partition is provided between first plate heat exchanger 37 and the second plate heat exchanger 38, in the 5th partition and third shell 3
The 6th partition is provided between roof.By just foring corresponding fresh air duct in third shell 3 with the cooperation of upper spacer
And wind output channel, have the advantages that structure is simple, preparation is easy.As specific embodiment, the utility model is in Dehumidifying element
It is provided with the four-way reversing valve for converting heat pump system working medium flow direction in the second shell 2 of outdoor unit, enhances the function of unit
Energy property and applicability make unit that can meet cooling in summer dehumidifying and two kinds of use demands of winter heating simultaneously.And in heating condition
Under, heat exchange is carried out in the second plate heat exchanger 38 by fresh air and return air, the same recycling benefit that can be achieved to air return energy
With.Detailed process is as follows: fresh air enters unit from fresh wind port 35, and followed by the primary side of the second plate heat exchanger 38, the
Four air ports 32, the second air port 12, the inner cavity of first shell 1, the first air port 11, third air port 31, first plate heat exchanger 37
It is sent into after primary side and air outlet 34 indoor；Return air enters unit from return air inlet 33, and followed by the first plate heat exchanger 37
Secondary side, the second plate heat exchanger 38 secondary side and exhaust outlet 36 after be discharged it is outdoor.In the second plate heat exchanger 38, return
Outdoor is discharged after carrying out the pre-heat treatment to low temperature fresh air in wind, and the fresh air after preheating enters first after evaporator 13 further heating
Plate heat exchanger 37.In the first plate heat exchanger 37, the temperature of fresh air and return air can be kept essentially identical by control, the two is not
It carries out thermal effect to change, subsequent fresh air is sent into interior through air port 24.
As prioritization scheme, present embodiment is by being arranged the first Electric air valve in fresh wind port 35, in exhaust outlet 36
Second Electric air valve is set, third Electric air valve is set in second partition, further improve the functionality of unit, applicability and
Using flexible.In practical applications, either cooling in summer removes wet cooling condition or winter heating's operating condition, is not needing fresh air
In the case of, it can be by closing the first Electric air valve, the second Electric air valve, and third Electric air valve is opened, to realize to interior
The Rapid Circulation of air is handled, and has the advantages that low energy consumption.Detailed process is as follows: return air enters unit from return air inlet 33, and
Followed by the secondary side of the first plate heat exchanger 37, the secondary side of the second plate heat exchanger 38, third Electric air valve, the 4th wind
Mouthful the 32, second air port 12, the inner cavity of first shell 1, the first air port 11, third air port 31, the first plate heat exchanger 37 it is primary
Interior is re-fed into after side and air outlet 34.In the process, cooling in summer except under wet cooling condition by evaporator 13 can to return air into
Row circulation temperature lowering dehumidification treatments then can carry out circulating-heating processing to return air by evaporator 13 under winter heating's operating condition.
As specific embodiment, the utility model is from top to bottom provided with fresh air between the 4th partition and the 6th partition
Filter 381 and fresh air air-introduced machine 382 can be filtered processing by new wind filter 381 to fresh air, pass through fresh air air-introduced machine
382 can guide fresh air.Meanwhile return air is from top to bottom provided between third partition and the left side wall of third shell 3
Filter 371 and return air air-introduced machine 372 realize the filtration treatment to return air by return air filter 371, pass through return air air inducing
Machine 372 realizes the guidance to return air.In practical applications, the utility model is by fresh air air-introduced machine 382 and return air air-introduced machine 372
It is all made of EC blower, in order to energy conservation and control.In addition, present embodiment is also in first shell 1 and in evaporation
The leftward position of device 13 is provided with pressure fan 16 and demister 17, and pressure fan 16 is made to be in 11 downside of the first air port, makes demisting
Device 17 is between evaporator 13 and pressure fan 16.It can guarantee fresh air between third shell and first shell by pressure fan 16
Flow it is smooth, by demister 17 can to fresh air carry out demisting processing, improve New atmosphere quality.
It should be noted that the utility model is provided with electric cabinet 25 in second shell 2 in practical applications, and make electricity
Control case 25 respectively with compressor 23, fresh air air-introduced machine 382, return air air-introduced machine 372, pressure fan 16, the first Electric air valve, second electricity
Dynamic air-valve is connected with third Electric air valve, to carry out intelligent control and to realize energy conservation.
Above embodiments are only the descriptions carried out to preferred embodiments of the present invention, are not asked to the utility model
The restriction for seeking protection scope, under the premise of not departing from the spirit of the design of the utility model, this field engineers and technicians are according to this
The various forms of deformations that the technical solution of utility model is made should all fall into the guarantor that claims of the utility model determine
It protects in range.
Claims (10)
1. a kind of double plate heat recovery fresh air units of family formula air-source, including Dehumidifying element and heat recovery units, which is characterized in that institute
Dehumidifying element is stated equipped with indoor unit and outdoor unit, indoor unit includes first shell (1), and the roof of first shell (1) is left partly at it
Portion and right side are correspondingly provided with the first air port (11) and the second air port (12), are equipped with evaporator (13) in first shell (1), evaporation
The two-port of device (13) is corresponding to be connected with the first shut-off valve (14) being arranged on first shell (1) side wall and the second shut-off valve (15)
It connects；Outdoor unit includes second shell (2), and the side wall of second shell (2) is equipped with corresponding and the first shut-off valve (14) and second section
The only third shut-off valve (21) and the 4th shut-off valve (22) of valve (15) connection, equipped with compressor (23), air-cooled in second shell (2)
Condenser (24) and expansion device, and make compressor (23), air-cooled condenser (24), expansion device and evaporator (13) composition heat
Pumping system；The heat recovery units include the third shell (3) being fixed on the upside of first shell (1), the bottom wall of third shell (3)
Equipped with third air port (31) corresponding with the first air port (11) and the second air port (12) and the 4th air port (32), third shell (3)
Roof be successively arranged return air inlet (33), air outlet (34), fresh wind port (35) and exhaust outlet (36), third shell from left to right
(3) it is equipped with the first plate heat exchanger (37) and the second plate heat exchanger (38) of left and right distribution in, and makes the first plate heat exchanger
(37) it is obliquely installed with the second plate heat exchanger (38)；It is connected to fresh wind port (35), the primary side of the second plate heat exchanger (38), the
Four air ports (32), the second air port (12), the inner cavity of first shell (1), the first air port (11), third air port (31), first board-like
The primary side of heat exchanger (37) and the access of air outlet (34) are equipped with fresh air duct, are connected to return air inlet (33), the first plate-type heat-exchange
The access of the secondary side of device (37), the secondary side of the second plate heat exchanger (38) and exhaust outlet (36) is equipped with wind output channel.
2. a kind of double plate heat recovery fresh air units of family formula air-source described in accordance with the claim 1, which is characterized in that described first
The tilt angle of plate heat exchanger (37) and the second plate heat exchanger (38) is 30~60 degree and makes the symmetrical distribution of the two.
3. the double plate heat recovery fresh air units of a kind of family formula air-source according to claim 2, which is characterized in that described first
The tilt angle of plate heat exchanger (37) and the second plate heat exchanger (38) is 45 degree.
4. a kind of double plate heat recovery fresh air units of family formula air-source described in accordance with the claim 3, which is characterized in that described first
Air port (11) and the second air port (12) are all made of up big and down small step pore structure, and the bottom wall of the third shell (3) is in third
The periphery in air port (31) and the 4th air port (32) is respectively equipped with the corresponding ring with the first air port (11) and the second air port (12) cooperation
Platform is arranged with sealing shroud (4) in land, and the bottom of sealing shroud (4) is between land and the roof of first shell (1), sealing
The upper end of set (4) is in third shell (3) bottom wall in the annular groove that land periphery is arranged.
5. the double plate heat recovery fresh air units of a kind of family formula air-source according to claim 4, which is characterized in that described first
The downside of plate heat exchanger (37) and the second plate heat exchanger (38) is tightly connected with the bottom wall of third shell (3) respectively, and first
First partition, the second plate heat exchanger (38) and third are equipped between plate heat exchanger (37) and the left side wall of third shell (3)
Second partition, the first plate heat exchanger (37), the second plate heat exchanger (38) and third shell are equipped between the right side wall of shell (3)
Third partition and the 4th partition, the first plate heat exchanger (37) and the second plate heat exchanger are correspondingly provided between the roof of body (3)
(38) it is equipped with the 5th partition between, the 6th partition is equipped between the 5th partition and the roof of third shell (3).
6. the double plate heat recovery fresh air units of a kind of family formula air-source according to claim 5, which is characterized in that the dehumidifying
Four-way reversing valve is equipped in the second shell (2) of unit outdoor unit, four-way reversing valve is used to convert the working medium flow direction of heat pump system.
7. the double plate heat recovery fresh air units of a kind of family formula air-source according to claim 6, which is characterized in that the fresh air
Mouth (35) is equipped with the first Electric air valve, and the exhaust outlet (36) is equipped with the second Electric air valve, and the second partition is equipped with third electricity
Dynamic air-valve.
8. the double plate heat recovery fresh air units of a kind of family formula air-source according to claim 5, which is characterized in that the described 4th
New wind filter (381) and fresh air air-introduced machine (382) are from top to bottom equipped between partition and the 6th partition；The third partition with
Return air filter (371) and return air air-introduced machine (372) are from top to bottom equipped between the left side wall of third shell (3)；The fresh air
Air-introduced machine (382) and return air air-introduced machine (372) are all made of EC blower.
9. the double plate heat recovery fresh air units of a kind of family formula air-source according to claim 4, which is characterized in that described first
In shell (1) and the leftward position in evaporator (13) is equipped with pressure fan (16) and demister (17), and pressure fan (16) is in
On the downside of first air port (11), demister (17) is between evaporator (13) and pressure fan (16).
10. the double plate heat recovery fresh air units of a kind of family formula air-source according to claim 9, which is characterized in that described the
Be additionally provided in two shells (2) electric cabinet (25), the electric cabinet (25) respectively with compressor (23), fresh air air-introduced machine (382), return
Wind air-introduced machine (372), pressure fan (16), the first Electric air valve, the second Electric air valve are connected with third Electric air valve.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109186007A (en) * | 2018-10-19 | 2019-01-11 | 际高科技有限公司 | A kind of double plate heat recovery fresh air units of family formula air-source |
| CN112781122A (en) * | 2021-02-03 | 2021-05-11 | 汉福启东空气处理设备有限公司 | Pre-cooling special full fresh air dehumidifier |
-
2018
- 2018-10-19 CN CN201821708601.8U patent/CN208952265U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109186007A (en) * | 2018-10-19 | 2019-01-11 | 际高科技有限公司 | A kind of double plate heat recovery fresh air units of family formula air-source |
| CN112781122A (en) * | 2021-02-03 | 2021-05-11 | 汉福启东空气处理设备有限公司 | Pre-cooling special full fresh air dehumidifier |
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